#644E11#644E11

#644E11 is a dark, moderate orange. Relative luminance 0.082; OKLCH L 43.5% C 0.081 H 87.6°. Best body text is #FFFFFF at 7.96:1 contrast (WCAG AA passes).

Color values

HEX#644E11
RGBrgb(100, 78, 17)
HSLhsl(44, 71%, 23%)
HSVhsv(44, 83%, 39%)
CMYKcmyk(0%, 22%, 83%, 60.8%)
CIE-LABlab(34.39, 2.65, 37.03)
CIE-LCHlch(34.39, 37.12, 85.91°)
OKLaboklab(43.54% 0.0034 0.0807)
OKLCHoklch(43.54% 0.081 87.6)
XYZxyz(8.0816, 8.1991, 1.6871)
Luminance0.0820 (WCAG relative)
Temperaturewarm
Familyorange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#644E11 #112764
analogous
#642411 #644E11 #506411
triadic
#644E11 #11644E #4E1164
tetradic
#644E11 #116424 #112764 #641150
square
#644E11 #116424 #112764 #641150
split-complementary
#644E11 #115064 #241164
monochromatic
#1A1404 #302508 #644E11 #98771A #CDA023

Accessibility & contrast

On white

7.96
#644E11 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.64
#644E11 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #644E11
7.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##644E11#FFFFFF#000000##FFFFFF
##644E111.007.962.647.96
#FFFFFF7.961.0021.001.00
#0000002.6421.001.0021.00
##FFFFFF7.961.0021.001.00

Color blindness preview

Protanopia (red-blind)
#584D06
Deuteranopia (green-blind)
#5E5314
Tritanopia (blue-blind)
#6D4642
Achromatopsia (no color)
#515151

Design tokens & code

CSS
--color: #644e11;
/* rgb */ color: rgb(100, 78, 17);
/* oklch */ color: oklch(43.5% 0.081 87.6);
Tailwind
colors: {
  custom: {
    50: '#947f55',
    500: '#644e11',
    950: '#000000',
  },
}
SCSS
$custom: #644e11;
$custom-light: #947f55;
$custom-dark: #000000;
JSON
{
  "hex": "#644e11",
  "rgb": {
    "r": 100,
    "g": 78,
    "b": 17
  },
  "hsl": {
    "h": 44.096,
    "s": 70.94,
    "l": 22.941
  },
  "oklch": {
    "l": 0.43543,
    "c": 0.08074,
    "h": 87.6
  },
  "luminance": 0.08199
}

Semantic roles & 50–950 ramp

primary
#644E11
secondary
#35509C
accent
#6AEE3A
background
#F9F7F5
surface
#F2EEE9
border
#CCC9C5
text
#0E0A03
muted
#7E7C78

Preview Lab

Preview with #644E11

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →

#644E11 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva